. a limitation of the radial velocity method used to detect ups ##ilo ##n and ##rom ##eda ##e b is that only a lower limit on the mass can be found . in the case of ups ##ilo ##n and ##rom ##eda ##e b , this lower limit is 68 @ . @ 7 % of the mass of jupiter , though depending on the inclination of the orbit , the true mass may be much greater . however , astronomers found recently that inclination of the orbital plane is around 25 ° and the true mass may be about 1 @ . @ 4 m ##j . cop ##lana ##rity is not to be assumed ; the mutual inclination between c and d is 35 degrees .
. a limitation of the radial velocity method used to detect upsilon andromedae b is that only a lower limit on the mass can be found. in the case of upsilon andromedae b, this lower limit is 68 @. @ 7 % of the mass of jupiter, though depending on the inclination of the orbit, the true mass may be much greater. however, astronomers found recently that inclination of the orbital plane is around 25 ° and the true mass may be about 1 @. @ 4 mj. coplanarity is not to be assumed ; the mutual inclination between c and d is 35 degrees.